1st Annual Conference of the International Society of Hair Restoration Surgery. Dallas, Texas, April, 1993
2nd Annual Conference of the International Society of Hair Restoration Surgery. Toronto, Canada, September, 1994
Course: LASER-assisted hair transplantationand LASER skin resurfacing at Massachusetts General Hospital Dermatology Laser Centre. Boston, Massachusetts, March, 1995
Advances in Cosmetic Dermatology and Surgeryof the Face, Head andNeck. Royal Society of Medicine, London, June, 1995
3rd Annual Conference of the International Society of Hair Restoration Surgery. Las Vegas, USA, September, 1995
2nd Annual Conference of the Italian Society of Hair Restoration Surgery. Rome, Italy, May, 1996
4th Annual Conference of theInternational Society of Hair Restoration Surgery. Nashville, USA, September, 1996
5th Annual Conference of the International Society of Hair Restoration Surgery. Barcelona, Spain, October, 1997
Annual Conference of the European Academy of Cosmetic Surgery. London, England, April, 1998
4th Annual Conference of the Italian Society of Hair Restoration Surgery. Rome, Italy, May, 1998
6th Annual Conference of the International Society of Hair Restoration Surgery. Washington DC, USA, October, 1998
3rd Annual Conference of the European Academy of Cosmetic Surgery. Berlin, Germany, April, 1999
2nd Annual Conference of the European Society of Hair Restoration Surgery. Paris, France, May, 1999
7th Meeting of the European Hair Research Society. York, England, September, 1999
7th Annual Conference of the International Society of Hair Restoration Surgery. San Francisco, USA, October, 1999
30th Annual Conference - Egyptian Association of Plastic & Reconstructive Surgery, Cairo, Egypt, February, 2000
3rd Annual Conference of the European Society of Hair Restoration Surgery. Istanbul, Turkey, June, 2000
8th Annual Conference of the International Society of Hair Restoration Surgery. Hawaii, USA, November, 2000
7th Annual Conference of the Italian Society of Hair Restoration. Syracuse, Sicily, Italy, May, 2001
4th Annual Conference of the European Society of Hair Restoration Surgery. Sitges, Spain, May, 2001
9th Annual Conference of the International Society of Hair Restoration Surgery. Puerto Vallarta, Mexico, October, 2001
6th Annual Conference of the European Academy of Cosmetic Surgery. Vienna, Austria, May 2002
5th Annual Conference of the European Society of Hair Restoration Surgery, London, England, June, 2002, Program Chairman
10th Annual Conference of the International Society of Hair Restoration Surgery, Chicago, USA, October, 2002
9th Annual Surgery Workshop, International Society of Hair Restoration Surgery, Orlando, USA, March, 2003
6th Annual Conference of the European Society of Hair Restoration Surgery. Potsdam, Germany, May, 2003
Emergency Life Support Course sponsored by the Brit Assoc. of Hair Rest. Surgeons, Birmingham, UK, September, 2003
11th Annual Conference of the International Society of Hair Restoration Surgery. New York, USA, November, 2003
9th Annual Conference of the Italian Society of Hair Restoration. Turin, Italy, May, 2004
12th Annual Conference of the International Society of Hair Restoration Surgery. Vancouver, Canada, August, 2004
11th Annual Surgery Workshop, International Society of Hair Restoration Surgery. Orlando, USA, March, 2005
Annual Flavius Clinic Surgery Workshop. Istanbul, Turkey, April, 2005, Featured Guest
10th Annual Conference of the Italian Society of Hair Restoration. Modena, Italy, June, 2005
Annual Meeting of the British Association of Oral & Maxillo-Facial Surgeons. Gateshead, England, June, 2005, Invited Guest
11th Meeting of the European Hair Research Society. Zurich, Switzerland, July, 2005
13th Annual Conference of the International Society of Hair Restoration Surgery. Sydney, Australia, August, 2005
26th Annual Congress of the International Society of Dermatological Surgery. Dublin, Ireland, September, 2005, Invited Guest
12th Annual Live Surgery Workshop, International Society of Hair Restoration Surgery. Orlando, USA, March, 2006
14th Annual Conference of the International Society of Hair Restoration Surgery. San Diego, USA, October, 2006
Annual International Congress of the Romanian Association of Plastic Surgeons. Sinaia, Romania, October, 2006, Invited Featured Guest
International Hair Research Foundation Seminar. Milan, Italy. January 2007. Invited Featured Guest & Speaker
12th Annual Conference of the Italian Society of Hair Restoration. Milan, Italy, May 2007
Live Surgery Workshop Sponsored by the Polish Association of Plastic Surgeons. Poznan, Poland, September, 2007 Invited Guest Faculty
15th Annual Conference of the International Society of Hair Restoration Surgery. Las vegas, USA, September, 2007
International Hair Research Foundation Seminar. Milan, Italy. March 2008. Invited Featured Guest
14th Annual Live Surgery Workshop, International Society of Hair Restoration Surgery. Orlando, USA, April, 2008 Invited Guest Faculty & ISHRS representative as President
Live Video Surgery Workshop (Made In Italy) sponsored by the ISHRS, Rome , Italy, May, 2008. Invited Guest Faculty & ISHRS representative as President
16th Annual Conference of the International Society of Hair Restoration Surgery. Montreal, Canada, September, 2008. Presiding Officer as President
14th Meeting of the European Hair Research Society. Graz, Austria, July, 2009
17th Annual Conference of the International Society of Hair Restoration Surgery. Amsterdam, Netherlands, July, 2009